Finding the Third Proportional to 13,230 and 19,847.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,230 : 19,847.25 = 19,847.25 : x
2. Step 2: Convert to fraction form
   13,230/19,847.25 = 19,847.25/x
3. Step 3: Cross multiply
   13,230x = 19,847.25 × 19,847.25
4. Step 4: Simplify right side
   13,230x = 393,913,332.56
5. Step 5: Solve for x
   x = 393,913,332.56/13,230
6. Step 6: Final answer
   x = 29,774.25